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Finding the Fourth Proportional to 29,248.96, 43,873.44 and 8,472.46

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Solution

The fourth proportional to 29,248.96, 43,873.44 and 8,472.46 is: 12,708.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,248.96 : 43,873.44 = 8,472.46 : x
  2. Step 2: Convert to fraction form
    29,248.96/43,873.44 = 8,472.46/x
  3. Step 3: Cross multiply
    29,248.96x = 43,873.44 × 8,472.46
  4. Step 4: Simplify right side
    29,248.96x = 371,715,965.46
  5. Step 5: Solve for x
    x = 371,715,965.46/29,248.96
  6. Step 6: Final answer
    x = 12,708.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.